Best Cheap Spark Plugs
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Top 10 Best Cheap Spark Plugs
1
Champion Copper Plus 304 Spark Plug (Carton of 1)
Price: $0.09 – $7.91
Why we chose it
- Superior corrosion resistance
- The Champion copper plus spark plug features a copper core electrode that provides increased conductivity and heat control while delivering good overall wear characteristics
- Champion copper plus spark plugs use TinTac and Ultraseal Shells, this eliminates the need for the use of anti-seize compound during installation by providing the best corrosion protection of any spark plug in the industry
- Built to ISO and SAE standards for proven performance
- Provides longer life Copper core center electrode allows for accurate control of the plug’s heat range, optimizing the plug’s performance and adding to the longevity of the spark plug
- Durable: Champion copper plus spark plugs are built to ISO and SAE standards for proven performance Champion’s patented SAC-9 semi-conductor resistor provides maximum EMI and RFI suppression
- Copper Plus – Dependable Performance and Durability
- Copper core center electrode allows for accurate control of heat range for longer life
2
Champion 555 Spark Plug (Carton of 1)
Price: $0.3 – $9.98
Why we chose it
- Backed by global engineering from Federal-Mogul
- Designed for high compression and aggressive environments
- Manufactured for long-lasting durability
- Superior performance and long lasting durability
3
Champion Copper Plus 302 Spark Plug (Carton of 1)
Price: $0.5 – $10.91
Why we chose it
- Durable: Champion copper plus spark plugs are built to ISO and SAE standards for proven performance Champion’s patented SAC-9 semi-conductor resistor provides maximum EMI and RFI suppression
- Champion copper plus spark plugs use TinTac and Ultraseal Shells, this eliminates the need for the use of anti-seize compound during installation by providing the best corrosion protection of any spark plug in the industry
- Built to ISO and SAE standards for proven performance
- The Champion copper plus spark plug features a copper core electrode that provides increased conductivity and heat control while delivering good overall wear characteristics
- Copper Plus – Dependable Performance and Durability
- Provides longer life Copper core center electrode allows for accurate control of the plug’s heat range, optimizing the plug’s performance and adding to the longevity of the spark plug
- Copper core center electrode allows for accurate control of heat range for longer life
- Superior corrosion resistance
4
Champion Spark Plug No. Rj18yc Replaces Rj18y Boxed
Price: $0.99 – $15.26
Why we chose it
- RJ18YC
- Conventional spark plug with nickel alloy electrodes
- Oldsmobile 74-71 & Pontiac 71 & Toro Snow Blowers
- Copper core center electrode allows for increased conductivity and heat control
- Stock #58
5
Autolite 63 Copper Resistor Spark Plug, Pack of 1
Price: $0.99 – $9.49
Why we chose it
- Resistor reduces radio frequency interference (RFI) and electrode erosion
- Full copper core electrode provides better performance in all conditions
- Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength
- Multi-rib insulator reduces danger of “flash-over”
- Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof
6
Autolite 85 Copper Resistor Spark Plug, Pack of 1
Price: $0.99 – $9.87
Why we chose it
- Resistor reduces radio frequency interference (RFI) and electrode erosion
- Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof
- Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength
- Multi-rib insulator reduces danger of “flash-over”
- Full copper core electrode provides better performance in all conditions
7
Autolite 425 Copper Resistor Spark Plug, Pack of 1
Price: $0.99 – $9.49
Why we chose it
- Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof
- Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength
- Resistor reduces radio frequency interference (RFI) and electrode erosion
- Full copper core electrode provides better performance in all conditions
- Multi-rib insulator reduces danger of “flash-over”
8
Autolite 103 Copper Resistor Spark Plug, Pack of 1
Price: $0.99 – $9.87
Why we chose it
- Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof
- Multi-rib insulator reduces danger of “flash-over”
- Resistor reduces radio frequency interference (RFI) and electrode erosion
- Full copper core electrode provides better performance in all conditions
- Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength
9
Autolite APP606 Double Platinum Spark Plug, Pack of 1
Price: $0.99 – $11.97
Why we chose it
- Fit type: Vehicle Specific
- High nickel alloy side electrode maintains precise gap
- Works to optimize engine performance for a longer life and improved fuel economy
- Full platinum tips ensure virtually no gap erosion
- Full copper core electrode provides better performance in all conditions
- Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration
10
Fram Autolite AR13 High Performance Racing Non-Resistor Spark Plug, Pack of 1
Price: $0.99 – $15.01
Why we chose it
- Contains an Yttrium-enhanced alloy to enable up to 8% reduction in sidewire temperature for improved durability and less pre-ignition
- Fit type: Vehicle Specific
- Replacement racing spark plug used by many professional car drivers
- Coated in an anti-corrosive nickel plating to prevent rusting
- Specifically designed with colder heat ranges than the factory plug to handle added power
- Features cut back ground electrode for improved ignitability of flame kernel
- Ranking the Brands
- Champion: 40.00%
- Autolite: 60.00%
Comparison Table
| | | | | | | | | | |
| Champion Copper Plus 304 Spark Plug (Carton of 1) | Champion 555 Spark Plug (Carton of 1) | Champion Copper Plus 302 Spark Plug (Carton of 1) | Champion Spark Plug No. Rj18yc Replaces Rj18y Boxed | Autolite 63 Copper Resistor Spark Plug, Pack of 1 | Autolite 85 Copper Resistor Spark Plug, Pack of 1 | Autolite 425 Copper Resistor Spark Plug, Pack of 1 | Autolite 103 Copper Resistor Spark Plug, Pack of 1 | Autolite APP606 Double Platinum Spark Plug, Pack of 1 | Fram Autolite AR13 High Performance Racing Non-Resistor Spark Plug, Pack of 1 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Champion Spark Plug | Champion Spark Plug | Champion Spark Plug | Federal Mogul/Champ/Wagner | Autolite | Autolite | FRAM | Autolite | Autolite | Autolite |
| Brand | Champion | Champion | Champion | Champion | Autolite | Autolite | Autolite | Autolite | Autolite | Autolite |
| Item Weight | 0.353 ounces | 0.8 ounces | 0.8 ounces | 3.2 ounces | 2.24 ounces | 2.08 ounces | 0.8 ounces | 0.8 ounces | 1.6 ounces | 1.44 ounces |
| Product Dimensions | 3.7 x 1 x 0.9 inches | 3.94 x 3.94 x 3.94 inches | 3.93 x 3.79 x 0.88 inches | 4 x 1 x 1 inches | 3 x 1 x 1 inches | 1 x 1 x 3.38 inches | 1 x 1 x 3.38 inches | 1 x 1 x 3.38 inches | 1 x 1 x 3.38 inches | 1 x 1 x 3.38 inches |
| Country of Origin | USA | Mexico | USA | – | – | Mexico | – | Mexico | – | – |
| Is Discontinued By Manufacturer | No | No | No | – | Yes | No | Yes | Yes | No | Yes |
| Core Material | – | – | – | Copper | Copper | Copper | Copper | Copper | – | Nickel |
| Top Material Type | – | – | – | Nickel | Alloy Steel | Alloy Steel | Alloy Steel | Alloy Steel | – | Nickel |
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